CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) (Parenthetical) - $ / shares	Sep. 30, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
Preferred stock, shares authorized (in shares)	3,000,000.0	3,000,000.0
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized (in shares)	200,000,000.0	100,000,000.0
Common stock, shares issued (in shares)	75,300,000	75,300,000
Common stock, shares outstanding (in shares)	73,900,000	74,100,000
Treasury stock, at cost (in shares)	1,400,000	1,200,000